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Finding the Fourth Proportional to 364,622.58, 545,998.32 and 252,147.60

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Solution

The fourth proportional to 364,622.58, 545,998.32 and 252,147.60 is: 377,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,622.58 : 545,998.32 = 252,147.60 : x
  2. Step 2: Convert to fraction form
    364,622.58/545,998.32 = 252,147.60/x
  3. Step 3: Cross multiply
    364,622.58x = 545,998.32 × 252,147.60
  4. Step 4: Simplify right side
    364,622.58x = 137,672,165,992.03
  5. Step 5: Solve for x
    x = 137,672,165,992.03/364,622.58
  6. Step 6: Final answer
    x = 377,574.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.